package com.zjs.email.service.impl;

import com.zjs.email.service.MailService;

import java.io.File;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.stereotype.Component;
@Component
public class MailServiceImpl implements MailService {
	
	private final Logger logger = LoggerFactory.getLogger(this.getClass());

    @Autowired
    private JavaMailSender mailSender;

    @Value("${mail.fromMail.addr}")
    private String from;
    
    /***
          * 发送简单的邮件
     */
	@Override
	public void sendSimpleMail(String to, String subject, String content) {
		// TODO Auto-generated method stub
		 SimpleMailMessage message = new SimpleMailMessage();
	        message.setFrom(from);
	        message.setTo(to);
	        message.setSubject(subject);
	        message.setText(content);

	        try {
	            mailSender.send(message);
	            logger.info("简单邮件已经发送。");
	        } catch (Exception e) {
	            logger.error("发送简单邮件时发生异常！", e);
	        }
	}
	/****
	 * 	发送HTML邮件
	 */
	@Override
	public void sendHtmlMail(String to, String subject, String content) {
		// TODO Auto-generated method stub
		 MimeMessage message = mailSender.createMimeMessage();

	        try {
	            //true表示需要创建一个multipart message
	            MimeMessageHelper helper = new MimeMessageHelper(message, true);
	            helper.setFrom(from);
	            helper.setTo(to);
	            helper.setSubject(subject);
	            helper.setText(content, true);

	            mailSender.send(message);
	            logger.info("html邮件发送成功");
	        } catch (MessagingException e) {
	            logger.error("发送html邮件时发生异常！", e);
	        }
	}
	
	/***
	 * 
	 * 	发送带附件的邮件
	 */

	@Override
	public void sendAttachmentsMail(String to, String subject, String content, String filePath) {
		// TODO Auto-generated method stub
		  MimeMessage message = mailSender.createMimeMessage();

	        try {
	            MimeMessageHelper helper = new MimeMessageHelper(message, true);
	            helper.setFrom(from);
	            helper.setTo(to);
	            helper.setSubject(subject);
	            helper.setText(content, true);

	            FileSystemResource file = new FileSystemResource(new File(filePath));
	            String fileName = filePath.substring(filePath.lastIndexOf(File.separator));
	            helper.addAttachment(fileName, file);
	            //helper.addAttachment("test"+fileName, file);

	            mailSender.send(message);
	            logger.info("带附件的邮件已经发送。");
	        } catch (MessagingException e) {
	            logger.error("发送带附件的邮件时发生异常！", e);
	        }
	}
	
	/****
	 * 
	 * 	发送正文中有静态资源的邮件（图片）
	 */

	@Override
	public void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId) {
		// TODO Auto-generated method stub
		MimeMessage message = mailSender.createMimeMessage();

        try {
            MimeMessageHelper helper = new MimeMessageHelper(message, true);
            helper.setFrom(from);
            helper.setTo(to);
            helper.setSubject(subject);
            helper.setText(content, true);

            FileSystemResource res = new FileSystemResource(new File(rscPath));
            helper.addInline(rscId, res);

            mailSender.send(message);
            logger.info("嵌入静态资源的邮件已经发送。");
        } catch (MessagingException e) {
            logger.error("发送嵌入静态资源的邮件时发生异常！", e);
        }
    
	}

}
